TrojanSpy.Win64.KLOGEXE.THICOBD
Trojan.Win64.Kimsuky (IKARUS)
Windows
Threat Type: Trojan Spy
Destructiveness: No
Encrypted: No
In the wild: Yes
OVERVIEW
Downloaded from the Internet, Dropped by other malware
This Trojan Spy arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
It gathers certain information on the affected computer. It logs a user's keystrokes to steal information.
It creates an event.
TECHNICAL DETAILS
193,536 bytes
EXE
No
30 Sep 2024
Collects system information, Connects to URLs/IPs, Steals information
Arrival Details
This Trojan Spy arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
Information Theft
This Trojan Spy gathers the following information on the affected computer:
- Username
- Clipboard Data
- Keystrokes
- Mouse Clicks
It logs a user's keystrokes to steal information.
Stolen Information
This Trojan Spy saves the stolen information in the following file:
- %AppData%\IconCache.db.bak
It sends the gathered information via HTTP POST to the following URL:
- {BLOCKED}.{BLOCKED}.{BLOCKED}.2 → legitimate APIPA IP Address
Other Details
This Trojan Spy does the following:
- It updates the dropped file containing stolen information every 1 minute or if a new gathered information is more than 3072 bytes.
- If the dropped file's size is more than 4096 bytes, it sends its contents to the URL via POST method.
- It checks if the following file exists which is used as a configuration for URL communication:
- %Application Data%\Microsoft\Windows\Templates\KSettings.ini
(Note: %Application Data% is the current user's Application Data folder, which is usually C:\Documents and Settings\{user name}\Application Data on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name}\AppData\Roaming on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit).)
It creates the following event(s):
- Norton_BreakHelper613
SOLUTION
9.800
19.622.03
30 Sep 2024
19.623.00
01 Oct 2024
Step 1
Trend Micro Predictive Machine Learning detects and blocks malware at the first sign of its existence, before it executes on your system. When enabled, your Trend Micro product detects this malware under the following machine learning name:
- TROJ.Win32.TRX.XXPE50FFF085
Step 2
Before doing any scans, Windows 7, Windows 8, Windows 8.1, and Windows 10 users must disable System Restore to allow full scanning of their computers.
Step 3
Note that not all files, folders, and registry keys and entries are installed on your computer during this malware's/spyware's/grayware's execution. This may be due to incomplete installation or other operating system conditions. If you do not find the same files/folders/registry information, please proceed to the next step.
Step 4
Search and delete these files
- %AppData%\IconCache.db.bak
- %Application Data%\Microsoft\Windows\Templates\KSettings.ini
Step 5
Scan your computer with your Trend Micro product to delete files detected as TrojanSpy.Win64.KLOGEXE.THICOBD. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check the following Trend Micro Support pages for more information:
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